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US Patent: 139,935
Improvement in machines for turning spools
Patentees: Ezra C. Walker (exact or similar names) - Newark, NJ William M. Gooding (exact or similar names) - Newark, NJ USPTO Classifications: 142/20, 142/43, 144/130, 144/14 Tool Categories: woodworking machines : specialty woodworking machines : spool or bobbin machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Edward Collver D. H. Crawford	Patent Dates: Applied: Jul. 06, 1872 Granted: Jun. 17, 1873 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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